/Engine/Plugins/Online/OnlineServices/Source/OnlineServicesInterface/Public/Online/Achievements.h
Event triggered when a player's achievement state changes
[TOnlineEvent](API\Plugins\OnlineServicesInterface\Online\TOnlineEvent)< void(const [FAchievementStateUpdated](API\Plugins\OnlineServicesInterface\Online\FAchievementStateUpdated) &)> OnAchievementStateUpdated()